cam_control_fw.h

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY without ev

/*----------------------------------------------------------------------------*\
|                                                                              |
| Copyright (C) 2003,  James A. Cureington                                     |
|                      tonycu * users_sourceforge_net                          |
|                                                                              |
| This program is free software; you can redistribute it and/or                |
| modify it under the terms of the GNU General Public License                  |
| as published by the Free Software Foundation; either version 2               |
| of the License, or any later version.                                        |
|                                                                              |
| This program is distributed in the hope that it will be useful,              |
| but WITHOUT ANY WARRANTY; without even the implied warranty of               |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                |
| GNU General Public License for more details.                                 |
|                                                                              |
| You should have received a copy of the GNU General Public License            |
| along with this program; if not, write to the Free Software                  |
| Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.                    |
|                                                                              |
|                                                                              |
| Tony Cureington                                                              |
| October 31, 2000                                                             |
|                                                                              |
|                                                                              |
| This file is associated with the ezusb2131 Linux downloader project. The     |
| project can be found at http://ezusb2131.sourceforge.net.                    |
|                                                                              |
|  this file derived from pp.c header files                                    |
|                                                                              |
|  pp.c header files Copyright (C) 2002, Michael Hetherington                  |
|  chinook * pacific_net_sg                                                    |
|                                                                              |
|  pp.c header files based on sunkbd_hid.c header files                        |
|  sunkbd_hid.c header files Copyright (C) 2001, Arnim Laeuger                 |
|  arnim * users_sourceforge_net                                               |
|                                                                              |
|                                                                              |
\*----------------------------------------------------------------------------*/

/*******************************************************************************
 *
 * $Id: cam_control_fw.h,v 1.1 2003/02/21 06:50:35 tonycu Exp $
 *
 ******************************************************************************/

#ifndef CAM_CONTROL_FW_H
#define CAM_CONTROL_FW_H

/* servo defines, times are in micro-seconds */
#define PULSE_FREQUENCY       25000  /* milli-seconds (in usec)             */
#define CENTER_USECS          2560   /* pulse for center position (in usec) */

#define NUM_DEGREES           90     /* number of degrees servo can move */ 
				                         /* from center to left or right     */

#define NUM_STOPS             270    /* number of steps, must be multiple 
												  * of NUM_DEGREES
												  */ 

#define HORIZONTAL_TIME_REMAINING	1
#define VERTICAL_TIME_REMAINING		2
#define STOP_BOTH_PULSES   			3

#define SERVO_PULSE_TIME(usec)      ((usec*2)+1)
#define SERVO_INTERRUPT_TIME(usec)	(0xFFFF-usec)

#define HORIZONTAL_SERVO_ON()    (OUTB |=  0x04)
#define HORIZONTAL_SERVO_OFF()   (OUTB &= ~0x04)
#define VERTICAL_SERVO_ON()      (OUTB |=  0x08)
#define VERTICAL_SERVO_OFF()     (OUTB &= ~0x08)

/*
 * below table generated from make_usec_table.c
 */
static code unsigned short usec_table[NUM_STOPS] = {
    7,    14,    21,    28,    35,    42,    49,    56,    63,    70, 
   77,    84,    91,    98,   105,   112,   119,   126,   133,   140, 
  147,   154,   161,   168,   175,   182,   189,   196,   203,   210, 
  217,   224,   231,   238,   245,   252,   259,   266,   273,   280, 
  287,   294,   301,   308,   315,   322,   329,   336,   343,   350, 
  357,   364,   371,   378,   385,   392,   399,   406,   413,   420, 
  427,   434,   441,   448,   455,   462,   469,   476,   483,   490, 
  497,   504,   511,   518,   525,   532,   539,   546,   553,   560, 
  567,   574,   581,   588,   595,   602,   609,   616,   623,   630, 
  637,   644,   651,   658,   665,   672,   679,   686,   693,   700, 
  707,   714,   721,   728,   735,   742,   749,   756,   763,   770, 
  777,   784,   791,   798,   805,   812,   819,   826,   833,   840, 
  847,   854,   861,   868,   875,   882,   889,   896,   903,   910, 
  917,   924,   931,   938,   945,   952,   959,   966,   973,   980, 
  987,   994,  1001,  1008,  1015,  1022,  1029,  1036,  1043,  1050, 
 1057,  1064,  1071,  1078,  1085,  1092,  1099,  1106,  1113,  1120, 
 1127,  1134,  1141,  1148,  1155,  1162,  1169,  1176,  1183,  1190, 
 1197,  1204,  1211,  1218,  1225,  1232,  1239,  1246,  1253,  1260, 
 1267,  1274,  1281,  1288,  1295,  1302,  1309,  1316,  1323,  1330, 
 1337,  1344,  1351,  1358,  1365,  1372,  1379,  1386,  1393,  1400, 
 1407,  1414,  1421,  1428,  1435,  1442,  1449,  1456,  1463,  1470, 
 1477,  1484,  1491,  1498,  1505,  1512,  1519,  1526,  1533,  1540, 
 1547,  1554,  1561,  1568,  1575,  1582,  1589,  1596,  1603,  1610, 
 1617,  1624,  1631,  1638,  1645,  1652,  1659,  1666,  1673,  1680, 
 1687,  1694,  1701,  1708,  1715,  1722,  1729,  1736,  1743,  1750, 
 1757,  1764,  1771,  1778,  1785,  1792,  1799,  1806,  1813,  1820, 
 1827,  1834,  1841,  1848,  1855,  1862,  1869,  1876,  1883,  1890 };

#define POSITION_TO_USEC(pos, usec)                          \
			{                                                   \
				if (pos == 0) {                                  \
				   usec = CENTER_USECS;                          \
				} else if (pos > 0) {                            \
				   usec = CENTER_USECS + usec_table[(pos)-1];    \
				} else {                                         \
				   usec = CENTER_USECS - usec_table[(-1*pos)-1]; \
				}                                                \
			}

typedef struct
{
	char  new_command;    /* new command from host */
	short horizontal_pos;
	short vertical_pos;
} pwm;  /* pulse width modulation struct */


/* USB setup packet defines */
#define REQUEST_DIRECTION_MASK   0x80
#define HOST_TO_DEVICE           0x00
#define DEVICE_TO_HOST           0x80

#define REQUEST_TYPE_MASK        0x60
#define STANDARD_REQUEST_TYPE    0x00
#define CLASS_REQUEST_TYPE       0x20
#define VENDOR_REQUEST_TYPE      0x40
#define RESERVED_REQUEST_TYPE    0x60

#define RECIPIENT_MASK           0x1F
#define DEVICE_RECIPIENT         0x00
#define INTERFACE_RECIPIENT      0x01
#define ENDPOINT_RECIPIENT       0x02
#define OTHER_RECIPIENT          0x03

#define GET_STATUS_REQUEST       0x00
#define CLEAR_FEATURE_REQUEST    0x01
#define RESERVED_REQUEST_1       0x02
#define SET_FEATURE_REQUEST      0x03
#define RESERVED_REQUEST_2       0x04
#define SET_ADDRESS_REQUEST      0x05
#define GET_DESCRIPTOR_REQUEST   0x06
#define SET_DESCRIPTOR_REQUEST   0x07
#define GET_CONFIG_REQUEST       0x08
#define SET_CONFIG_REQUEST       0x09
#define GET_INTERFACE_REQUEST    0x0A
#define SET_INTERFACE_REQUEST    0x0B
#define SYNCH_FRAME_REQUEST      0x0C

#define GET_DEVICE_DESCRIPTOR    0x01
#define GET_CONFIG_DESCRIPTOR    0x02
#define GET_STRING_DESCRIPTOR    0x03

/* macros */
#define CLEAR_INT2()   (EXIF &= 0xEF)
#define EP0_STALL()    (EP0CS = 0x03)         /* set EPOSTALL & HSNAK */
#define CLEAR_HSNAK()  (EP0CS = 0x02)         /* clr handshake nak    */

#define HI_BYTE(b)       ((byte)((unsigned int)b >> 8))
#define LOW_BYTE(b)      ((byte)((unsigned int)b &  0xFF))

#define SET_BIT(the_bit)   {_asm setb the_bit; _endasm;}
#define CLEAR_BIT(the_bit) {_asm clr the_bit; _endasm;}

xdata at 0x7FA1 unsigned char ISOCTL;


/***************************************
 * ezhid_reg.h
 * http://sourceforge.net/projects/ezhid
 * maintainer:
 * Arnim Laeuger
 * [e-mail]
 ***************************************/

sbit  at 0xe8 EUSB;
sbit  at 0xac ES0;
sbit  at 0xae ES1;
sbit  at 0x98 RI_0;
sbit  at 0x99 TI_0;
sbit  at 0xc0 RI_1;
sbit  at 0xc1 TI_1;
sbit  at 0xca TR2;
sbit  at 0xcf TF2;
sbit  at 0xad ET2;

sfr   at 0x91 EXIF;
sfr   at 0xe8 EIE;
sfr   at 0x98 SCON0;
sfr   at 0xc0 SCON1;
sfr   at 0x99 SBUF0;
sfr   at 0xc1 SBUF1;
sfr   at 0x8e CKCON;
sfr   at 0xc8 T2CON;
sfr   at 0xca RCAP2L;
sfr   at 0xcb RCAP2H;
sfr   at 0xcc TL2;
sfr   at 0xcd TH2;



xdata at 0x7fb4 unsigned char EP0CS;